Home / 28,546,041.20-42,806,620.20-11,501,049.20

Finding the Fourth Proportional to 28,546,041.20, 42,806,620.20 and 11,501,049.20

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Solution

The fourth proportional to 28,546,041.20, 42,806,620.20 and 11,501,049.20 is: 17,246,561.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,546,041.20 : 42,806,620.20 = 11,501,049.20 : x
  2. Step 2: Convert to fraction form
    28,546,041.20/42,806,620.20 = 11,501,049.20/x
  3. Step 3: Cross multiply
    28,546,041.20x = 42,806,620.20 × 11,501,049.20
  4. Step 4: Simplify right side
    28,546,041.20x = 492,321,045,005,913.81
  5. Step 5: Solve for x
    x = 492,321,045,005,913.81/28,546,041.20
  6. Step 6: Final answer
    x = 17,246,561.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.